feat: aetherbind, first source generator

2026-07-18 17:05:03 +02:00
parent 4ce99d9486
commit aae9c083d9
69 changed files with 210 additions and 156 deletions
@@ -0,0 +1,60 @@
+using System;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+using OwofGames.GodotHost;
+using OwofGames.GodotLume;
+using OwofGames.GodotLume.Microsoft.DependencyInjection;
+
+namespace GodotHostTest.AetherBind;
+
+/// <summary>
+/// The base class for a root scope. Implement this class and its abstract methods to kick off the DI system.
+/// </summary>
+public abstract partial class RootServiceSource : ServiceSource
+{
+    private Host? _host;
+
+    private ILogger<RootServiceSource>? _logger;
+
+    private Host Host
+    {
+        get => _host ??
+               throw new InvalidOperationException(
+                   "Some method of RootScope has been invoked before it entered the tree");
+        set => _host = value;
+    }
+
+    private ILogger<RootServiceSource> Logger => _logger ??= Host.GetLogger<RootServiceSource>();
+
+    public override void _EnterTree()
+    {
+        // create the host
+        Host = new HostBuilder()
+            .SetServiceCollectionBuilder(InnerConfigure)
+            .SetServiceProviderFactory(new LumeServiceProviderFactory(), Configure)
+            .Build();
+
+        // resolve nodes
+        ResolveInjectedNodes(Host.ServiceProvider.GetRequiredService<IProvider>(), null);
+    }
+
+    private void InnerConfigure(IServiceCollection serviceCollection)
+    {
+        serviceCollection.AddTransient<ISceneInstantiator, SceneInstantiator>();
+        ConfigureServices(serviceCollection);
+    }
+
+    /// <summary>
+    ///     Configure the service collection by adding the registrations your game needs.
+    /// </summary>
+    /// <param name="builder">The builder to enrich with your services.</param>
+    protected abstract void Configure(Builder builder);
+
+    /// <summary>
+    /// Configure the service collection by adding the registrations your game needs.
+    /// </summary>
+    /// <param name="serviceCollection">The service collection to enrich.</param>
+    protected virtual void ConfigureServices(IServiceCollection serviceCollection)
+    {
+    }
+}